Astros right fielder Justin Maxwell holds his head as he leaves the game after he was injured diving for a bases-loaded triple off the bat of Cardinals second baseman Matt Carpenter during the fourth inning.

Astros right fielder Justin Maxwell holds his head as he leaves the game after he was injured diving for a bases-loaded triple off the bat of Cardinals second baseman Matt Carpenter during the fourth inning.

Astros right fielder Justin Maxwell holds his head as he leaves the... Photo-4836867.65251 - Houston Chronicle

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Taboola Gallery Frame Item-85307.65251 - Houston Chronicle

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Astros pitcher Lucas Harrell watches from the bench after being pulled in the fourth inning.

Astros pitcher Lucas Harrell watches from the bench after being pulled in the fourth inning.

Fans in the Crawford Boxes reach for a home run off the bat of Cardinals third baseman David Freese during the seventh inning.

Fans in the Crawford Boxes reach for a home run off the bat of Cardinals third baseman David Freese during the seventh inning.

Fans in the Crawford Boxes reach for a home run off the bat of... Photo-4836927.65251 - Houston Chronicle

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Astros first baseman Brett Wallace laughs with Chris Carter before a game against the Cardinals. The Astros officially recalled infielder Jake Elmore and Wallace on Tuesday from Class AAA Oklahoma City.

Astros first baseman Brett Wallace laughs with Chris Carter before a game against the Cardinals. The Astros officially recalled infielder Jake Elmore and Wallace on Tuesday from Class AAA Oklahoma City.

Astros second baseman Jake Elmore shakes hands with teammates before a game against the Cardinals. The Astros officially recalled infielder Elmore and Brett Wallace on Tuesday from Class AAA Oklahoma City.

Astros second baseman Jake Elmore shakes hands with teammates before a game against the Cardinals. The Astros officially recalled infielder Elmore and Brett Wallace on Tuesday from Class AAA Oklahoma City.